html, body {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0;
    overflow: hidden;
    font-family: 'Open Sans';
    font-size: 12px;
    text-align: center;
    font-style: normal;
    font-weight: 400;
}
.parent {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0;
    left: 0;
    display: flex;
    align-items: center;
    justify-content: center; 
    overflow: auto;
    background-color: #fff;
    background-image: url("/static/img/security/oboi-rabochego-stola-gory-265.jpg?bd01f1a26252");
    background-repeat: no-repeat;
    background-position: center center;
    background-attachment: fixed;
    background-size: cover;   
}
.block {
    background-image: url("/static/img/security/login_form_320х568.jpg?bd01f1a26252");
    background-repeat: no-repeat;
    background-position: center center;
    background-attachment: fixed;
    box-shadow: 0 0 10px rgba(0,0,0,0.5);
    width: 320px;
    height: 568px;
}
.block img {
    margin-top: 58px;
    margin-left: 83px;
    margin-right: 83px;
    width: 150px;
    height: 104px;
}
h1 {
    font-size: 18px;
    margin-top: 137px;
    margin-bottom: 0px;
    font-weight: 700;
}
p {
    margin-top: 1px;
    margin-bottom: 64px;
}
input {
    background-color: transparent;
    border: none;
    border-radius: 0;
    outline: none;
    width: 266px;
    padding: 0;
    box-shadow: none;
    box-sizing: content-box;
    font-size: 16px;
    margin-left: 27px;
    margin-right: 27px;
    text-align: center;
    color: #000;
}
input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
input:-webkit-autofill:active {
    -webkit-animation: autofill 0s forwards;
    animation: autofill 0s forwards;
}

@keyframes autofill {
    100% {
        background: transparent;
        color: inherit;
    }
}

@-webkit-keyframes autofill {
    100% {
        background: transparent;
        color: inherit;
    }
}

input::placeholder {
  color: #000;
  opacity: 1;
  transition: opacity 0.3s ease;
}
input:focus::placeholder {
    opacity: 0;
    transition: opacity 0.3s ease;
}
input.Email {
    border-bottom: 1px solid #000;
    padding-bottom: 10px;
}
input.Password {
    padding-top: 6px;
}
button {
    background-color: #000;
    color: #fff;
    border: none;
    border-radius: 0;
    outline: none;
    width: 256px;
    padding-top: 11px;
    padding-bottom: 11px;
    box-shadow: none;
    box-sizing: content-box;
    font-size: 18px;
    margin-top: 22px;
    margin-left: 27px;
    margin-right: 27px;
}
a {
    margin-top: 9px;
    color: #000;
    display: inline-block;
    text-decoration: none;
    transition: text-decoration 0.3s ease;   
}
a:hover {
    text-decoration: underline;
    transition: text-decoration 0.3s ease;   
}